Workout

Question 1:

(a)  245.04cm²

(b)  653.45cm²

(c)   1011.59cm²

(d)   14.7cm²  (14.70cm²)

(e)   32.99m²

(f)   70.37cm²

Question 2:

(a)  28𝛑 cm²

(b)  110𝛑 m²

(c)  72𝛑 cm²

Question 3:

(a)   20cm

(b)  17.52cm

(c)   1.3cm (1.30cm)

Question 4

(a)  11cm

(b)  35cm

(c)   3cm

Question 5:

(a)   1cm

(b)   2cm

(c)   20cm

Apply

Question 1:   7.397cm

Question 2:   322.02cm²

Question 3:    x = 9cm

Question 4:   813.39cm²

Question 5:   450𝛑 cm²  or   1413.72 cm²

Question 6:   3114.336 cm²